lh & Giesecke. Engineering graphics (6th ed.).
Chicago Style (17th ed.) Citationlh and Giesecke. Engineering Graphics. 6th ed. New JerseylbPrentice halllc1998.
MLA (9th ed.) Citationlh and Giesecke. Engineering Graphics. 6th ed.
Warning: These citations may not always be 100% accurate.